Answer:
Step-by-step explanation:
y=-x²-6x+7
=-(x²+6x+3²-3²)+7
=-(x+3)²+9+7
=-(x+3)²+16
axis of symmetry is x+3=0 or x=-3
vertex=(-3,16)
13.33 with a little line over the last three. Which makes it known that it is continuous. Or the fraction answer.. 40/3!
20% decrease should be the answer
Answer:
He will have $49,765.62 in interest after 24 years.